@namespace url(http://www.w3.org/1999/xhtml);

@-moz-document url-prefix("http://www.google.com/ig"),
               url-prefix("http://www.google.co.jp/ig"),
               url-prefix("https://www.google.com/ig"),
               url-prefix("https://www.google.co.jp/ig") {
  td.DP_dayh[id$="_6"], td.DP_onmonth[id$="_6"] {
    color: #F22;
  }
  td.DP_offmonth[id$="_6"] {
    color: #F88 !important;
  }
  td.DP_dayh[id$="_5"], td.DP_onmonth[id$="_5"] {
    color: #22F;
  }
  td.DP_offmonth[id$="_5"] {
    color: #88F !important;
  }
}